Home / 269,901.60-404,409.24-92,311.72

Finding the Fourth Proportional to 269,901.60, 404,409.24 and 92,311.72

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Solution

The fourth proportional to 269,901.60, 404,409.24 and 92,311.72 is: 138,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,901.60 : 404,409.24 = 92,311.72 : x
  2. Step 2: Convert to fraction form
    269,901.60/404,409.24 = 92,311.72/x
  3. Step 3: Cross multiply
    269,901.60x = 404,409.24 × 92,311.72
  4. Step 4: Simplify right side
    269,901.60x = 37,331,712,528.29
  5. Step 5: Solve for x
    x = 37,331,712,528.29/269,901.60
  6. Step 6: Final answer
    x = 138,316.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.